This course looks at the role of Islam in conflicts Indonesia, Malaysia, the Philippines, Thailand and Myanmar in the twentieth century.  It starts with a historical introduction on the Islamisation of Southeast Asia and the entry of the European colonial powers. Each country case study also includes a brief analysis of the relationship between Islam and the colonial state before moving into a broader discussion of the interplay of the interplay of Islam and nationalism in the Muslim-majority states of Indonesia and Malaysia as well as the Muslim-minority states of the Philippines, Thailand and Myanmar. The conflicts examined in this course include the Darul Islam rebellions (Indonesia), the Aceh conflict (Indonesia), the Mindanao conflict (the Philippines), the Southern Thailand conflict, and the Rohingya conflict (Myanmar). It also looks at Islam and social conflict in Malaysia as well as the rise of regional and international jihadism with Jemaah Islamiyah and the Southeast Asian affiliates of ISIS.